Some apps have their own behaviour, but Apple limits camera use in the background for privacy. A green dot always shows when the camera is in use.
All questions / iPhone camera
Can an iPhone record video with the screen off?
Short answerNot in the built-in Camera app: recording stops when the phone locks. Keep the screen on and turn the brightness down to save battery.
Answered by Con, founder of Music Wide Selfie. Updated 22 October 2026. Where something depends on your iPhone or iOS version, we say so.
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